Cita APA (7a ed.)

Hetland, M. L. (2008). Beginning Python: From novice to professional (2nd ed.). Apress.

Cita Chicago Style (17a ed.)

Hetland, Magnus Lie. Beginning Python: From Novice to Professional. 2nd ed. Berkeley, Calif.: Apress, 2008.

Cita MLA (9a ed.)

Hetland, Magnus Lie. Beginning Python: From Novice to Professional. 2nd ed. Apress, 2008.